Changed pom and readme

Readme.md

@@ -1,3 +1,5 @@
+[![](https://jitpack.io/v/Flo0/Ambrosia.svg)](https://jitpack.io/#Flo0/Ambrosia)
+
 # Ambrosia
 
 Ambrosia is an easy-to-use library for interacting with MongoDB.

Spigot/src/main/java/com/gestankbratwurst/ambrosia/adapter/ConfigurationSerializableTypeAdapter.java

@@ -11,6 +11,7 @@
 import org.bukkit.configuration.serialization.ConfigurationSerialization;
 
 import java.lang.reflect.Type;
+import java.util.HashMap;
 import java.util.Map;
 
 public class ConfigurationSerializableTypeAdapter<T extends ConfigurationSerializable> implements JsonSerializer<T>, JsonDeserializer<T> {
@@ -27,6 +28,15 @@ public T deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext
 
   @Override
   public JsonElement serialize(T src, Type typeOfSrc, JsonSerializationContext context) {
-    return context.serialize(src.serialize());
+    Map<String, Object> data = src.serialize();
+
+    Map<String, Object> serialized = new HashMap<>();
+
+    String typeAlias = ConfigurationSerialization.getAlias(src.getClass());
+    serialized.put(ConfigurationSerialization.SERIALIZED_TYPE_KEY, typeAlias);
+
+    serialized.putAll(data);
+
+    return context.serialize(serialized);
   }
 }

pom.xml

@@ -33,7 +33,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.5.2</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <phase>package</phase>